<?php
/*
 * Copyright (c) 2013 Eugene Kuzmenko
 *
 * Permission  is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in  the Software without restriction, including without limitation the rights
 * to  use,  copy,  modify,  merge, publish, distribute, sublicense, and/or sell
 * copies  of  the  Software,  and  to  permit  persons  to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The  above  copyright  notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE  SOFTWARE  IS  PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED,  INCLUDING  BUT  NOT  LIMITED  TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS  FOR  A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS  OR  COPYRIGHT  HOLDERS  BE  LIABLE  FOR  ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 * 
 * For more information, see <http://www.aljey.com>.
 */

namespace Al\Template\Lib;

/**
 * @author Eugene Kuzmenko <mail@aljey.com>
 */
abstract class AbstractTemplateEngine {

  /**
   * @var string The default file type.
   */
  public $type = 'html';

  /**
   * @var string The rendered content.
   */
  public $result = '';

  /**
   * Renders a template.
   *
   * @param string $template A file name of the template that needs to be
   *                         rendered.
   * @param array $params [optional] An array of parameters to pass into the
   *                      template.
   */
  abstract public function render($template, $params = array());

  /**
   * Can be called when a render exception occurs.
   *
   * @param \Exception The exception object.
   * @throws \Exception
   */
  public function onException(\Exception $e) { throw $e; }

}